Zl1_CM01

IMS Fundamentals

Learn about the basic Information Management System (IMS) facilities: the IMS Database System and the IMS Transaction Manager (IMS/TM). Explore how these facilities work together and how application programs interact with them in today's complex enterprise systems.

This course has 30 hours of instruction.

Målgrupp

This is a basic course for users who want a basic understanding of the IMS Database and IMS/TM products. Data processing individuals who work with or manage an IMS system (Database (DB), Database/Data Communications (DB/DC), or Database Control Subsystem (DBCTL)).

Förkunskaper

You should have basic understanding of database management ortransaction management along with working knowledge of z/OS concepts and tools and Job Control Language (JCL).

Course Objectives

Understand the components and benefits of an IMS Database system

Describe the processing of a database record in hierarchic sequence

Identify the different IMS database organization types

Understand the differences between Database Description (DBD) and Program Specification Block (PSB) control blocks

Contrast the requirements and effects of sequential versus direct access of database segments

Explain the reasons for the use of secondary indexes and logical relationships